Which from endocrine glands is responsible for a regulation of sleep?

hypothalamus
adrenal glands
thymus
pineal gland
The pineal gland is a small en­docrine gland in the ver­te­brate brain. It produces mela­ton­in, a sero­tonin derived hormone, which affects the mod­u­la­tion of sleep pat­tern­s. Mela­tonin is sold over-the-­counter as a sleep aid in the U.S. and Canada.

Answers distribution

hypothalamus
adrenal glands
thymus
pineal gland
answers
flagUkraine
2%
5%
0%
92%
40
flagRepublic of Ireland
21%
4%
2%
71%
84
flagthe Netherlands
15%
2%
13%
65%
44
flagGermany
17%
9%
6%
64%
175
flagPoland
21%
7%
7%
62%
15663
flagFrance
18%
16%
2%
62%
43
flagCzech Republic
25%
5%
10%
60%
20
flagthe United Kingdom
25%
7%
9%
57%
380
flagNorway
37%
0%
11%
51%
27
flagCanada
30%
15%
4%
50%
46
flagSweden
22%
18%
9%
50%
22
flagthe United Arab Emirates
30%
10%
0%
50%
20
flagIndia
26%
13%
7%
49%
290
flagUnknown
30%
12%
10%
45%
832
flagGreece
52%
0%
5%
42%
19
flagthe United States
31%
12%
14%
40%
546
flagPakistan
30%
17%
12%
38%
39
flagMalaysia
33%
16%
5%
38%
18
flagthe Philippines
41%
13%
10%
34%
46
flagAustralia
39%
13%
21%
26%
23

Gender

men46%
women54%
hypothalamus
30%
28%
adrenal glands
10%
8%
thymus
12%
9%
pineal gland
46%
54%

Language versions

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answers
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Which from endocrine glands is responsible for a regulation of sleep?
1324
39%

Details

Author: Paweł Kołodziejczyk
Illustration: Tambako The Jaguar
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